From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D2986C43461 for ; Mon, 26 Apr 2021 10:13:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8BC896139A for ; Mon, 26 Apr 2021 10:13:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232828AbhDZKNz (ORCPT ); Mon, 26 Apr 2021 06:13:55 -0400 Received: from out30-45.freemail.mail.aliyun.com ([115.124.30.45]:57124 "EHLO out30-45.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232103AbhDZKNy (ORCPT ); Mon, 26 Apr 2021 06:13:54 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R111e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04400;MF=jiapeng.chong@linux.alibaba.com;NM=1;PH=DS;RN=7;SR=0;TI=SMTPD_---0UWpc3AM_1619431985; Received: from j63c13417.sqa.eu95.tbsite.net(mailfrom:jiapeng.chong@linux.alibaba.com fp:SMTPD_---0UWpc3AM_1619431985) by smtp.aliyun-inc.com(127.0.0.1); Mon, 26 Apr 2021 18:13:11 +0800 From: Jiapeng Chong To: dhowells@redhat.com Cc: davem@davemloft.net, kuba@kernel.org, linux-afs@lists.infradead.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Jiapeng Chong Subject: [PATCH] rxrpc: rxkad: Remove redundant variable offset Date: Mon, 26 Apr 2021 18:13:03 +0800 Message-Id: <1619431983-87222-1-git-send-email-jiapeng.chong@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Variable offset is being assigned a value from a calculation however the variable is never read, so this redundant variable can be removed. Cleans up the following clang-analyzer warning: net/rxrpc/rxkad.c:579:2: warning: Value stored to 'offset' is never read [clang-analyzer-deadcode.DeadStores]. net/rxrpc/rxkad.c:485:2: warning: Value stored to 'offset' is never read [clang-analyzer-deadcode.DeadStores]. Reported-by: Abaci Robot Signed-off-by: Jiapeng Chong --- net/rxrpc/rxkad.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c index e2e9e9b..08aab5c 100644 --- a/net/rxrpc/rxkad.c +++ b/net/rxrpc/rxkad.c @@ -482,7 +482,6 @@ static int rxkad_verify_packet_1(struct rxrpc_call *call, struct sk_buff *skb, RXKADDATALEN); goto protocol_error; } - offset += sizeof(sechdr); len -= sizeof(sechdr); buf = ntohl(sechdr.data_size); @@ -576,7 +575,6 @@ static int rxkad_verify_packet_2(struct rxrpc_call *call, struct sk_buff *skb, RXKADDATALEN); goto protocol_error; } - offset += sizeof(sechdr); len -= sizeof(sechdr); buf = ntohl(sechdr.data_size); -- 1.8.3.1